[LU-8886] LFSCK failed to resume from the last checkpoint

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.10.0
• Severity: 3
• Assignee: nasf (Inactive)
• Reporter: nasf (Inactive)

Description

It is found that the LFSCK failed just after resuming from the last checkpoint. The log is as following:

00100000:10000000:8.0:1480550565.633225:0:8251:0:(lfsck_lib.c:2573:lfsck_post_generic()) soaked-MDT0000-osd: waiting for assistant to do lfsck_layout post, rc = -61
00100000:10000000:8.0:1480550565.633247:0:8254:0:(lfsck_engine.c:1781:lfsck_assistant_engine()) soaked-MDT0000-osd: LFSCK assistant unknown status: rc = 0
00100000:10000000:8.0:1480550565.633252:0:8254:0:(lfsck_engine.c:1805:lfsck_assistant_engine()) soaked-MDT0000-osd: LFSCK assistant sync before exit
00100000:10000000:25.0:1480550565.633853:0:8253:0:(lfsck_engine.c:1805:lfsck_assistant_engine()) soaked-MDT0000-osd: LFSCK assistant sync before exit
00100000:10000000:8.0:1480550565.636178:0:8254:0:(lfsck_engine.c:1811:lfsck_assistant_engine()) soaked-MDT0000-osd: LFSCK assistant synced before exit: rc = 0
00100000:10000000:8.0:1480550565.636190:0:8254:0:(lfsck_engine.c:1838:lfsck_assistant_engine()) soaked-MDT0000-osd: lfsck_namespace LFSCK assistant thread exit: rc = 0
00100000:10000000:25.0:1480550565.650715:0:8253:0:(lfsck_engine.c:1811:lfsck_assistant_engine()) soaked-MDT0000-osd: LFSCK assistant synced before exit: rc = 0
00100000:10000000:25.0:1480550565.650725:0:8253:0:(lfsck_engine.c:1838:lfsck_assistant_engine()) soaked-MDT0000-osd: lfsck_layout LFSCK assistant thread exit: rc = -61
00100000:10000000:24.0:1480550565.650761:0:8251:0:(lfsck_lib.c:2585:lfsck_post_generic()) soaked-MDT0000-osd: the assistant has done lfsck_layout post, rc = -61
00100000:10000000:24.0:1480550565.650810:0:8251:0:(lfsck_layout.c:4680:lfsck_layout_master_post()) soaked-MDT0000-osd: layout LFSCK master post done: rc = 0
00100000:10000000:24.0:1480550565.650813:0:8251:0:(lfsck_lib.c:2573:lfsck_post_generic()) soaked-MDT0000-osd: waiting for assistant to do lfsck_namespace post, rc = -61
00100000:10000000:24.0:1480550565.650815:0:8251:0:(lfsck_lib.c:2585:lfsck_post_generic()) soaked-MDT0000-osd: the assistant has done lfsck_namespace post, rc = -61